This is a 29" x 43" Argentine one-sheet poster for the 1970 Martin
Ritt film The Molly Maguires based on the 1964 Arthur H. Lewis
Book Lament for the Molly Maguires with screenplay by Walter
Bernstein and starring Sean Connery as Jack Kehoe. Plot summary: In
the coal mines of northeastern Pennsylvania in 1876 the Molly Maguires
are a secret group of Irish immigrant miners fighting the cruelty of
the Shenandoah Colliery mining company with sabotage and murder. The
mining company hires James McParlan, [Richard Harris] an Irish
undercover detective, to infiltrate and expose the group.